Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783680 | Sample preconcentration tubes with sol-gel surface coatings and/or sol-gel monolithic beds | — | 2004-08-31 |
| 6759126 | Solid phase microextraction fiber structure and method of making | Dongxin Wang | 2004-07-06 |